Honda 2004 Odyssey Service Manual page 1624

4. Disconnect climate control unit connector B (26P).
5. Check for continuity between following terminals
of climate control unit connector B (26P) and the air
mix control motor 7P connector.
26P: 7P:
No. 1 No. 5
No. 3 No. 7
No. 21 No. 3
No. 25 No. 2
No. 26 No. 1
CLIMATE CONTROL UNIT CONNECTOR B (26P)
Wire side of female terminals
YEL/
GRY
GRN
PNK/BLK
PNK/BLK
RED/WHT RED/YEL
AIR MIX CONTROL MOTOR 7P CONNECTOR
Wire side of female terminals
Is there continuity?
YES Check for loose wires or poor connections at
climate control unit connector B (26P) and at the air
mix control motor 7P connector. If the connections
are good, substitute a known-good air mix control
motor, and recheck. If the symptom/indication goes
away, replace the original air mix control motor. If
the symptom/indication continues, substitute a
known-good climate control unit, and recheck. If
the symptom/indication goes away, replace the
original climate control unit.
NO Repair any open in the wire(s) between the
climate control unit and the air mix control
motor.
RED/
RED/
WHT
YEL
YEL/
GRN
GRY
DTC indicator J: A Short in the Air Mix
Control Motor Circuit
1. Disconnect the air mix control motor 7P connector.
Does the vehicle have a Navigation System?
YES Go to step 5.
NO Go to step 2.
2. Disconnect climate control unit connector B (20P).
3. Check for continuity between body ground and
climate control unit connector B (20P) terminals
No. 1, 7, 9, 11 and 13 individually.
CLIMATE CONTROL UNIT CONNECTOR B (20P)
RED/YEL
PNK/BLK
YEL/GRN
GRY
Wire side of female terminals
Is there continuity?
YES Repair any short to body ground in the
wire(s) between the climate control unit and the air
mix control motor.
NO Go to step 4.
RED/WHT
(cont'd)
21-93 21-93